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?The technical center of Yihe, which is responsible for R&D of new products, consists of 5 R&D departments, 1 office, 1 IT department and 1 test station. This center is specialized in R&D in electric system and automation, high voltage and insulation technology, power electronics and power transmission technology, electrician theories and new technologies.

Committed to “Keeping Outstanding and Improving”, the technical center has been devoted to R&D, design, transformation and upgrading of products for years, providing products certified in international and national first-class laboratories and leading the industry. The technical center has obtained more than 50 national and international patents for invention at present. Meanwhile, it has participated in drafting and amendment of more than ten national and industrial standards as a member of the technical committees of GB and DL. In the future, Yihe technical center will keep on diversified R&D to gain more vital force and development for the enterprise.